Home / 38,237.20-57,357.48-11,942.44

Finding the Fourth Proportional to 38,237.20, 57,357.48 and 11,942.44

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Solution

The fourth proportional to 38,237.20, 57,357.48 and 11,942.44 is: 17,914.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,237.20 : 57,357.48 = 11,942.44 : x
  2. Step 2: Convert to fraction form
    38,237.20/57,357.48 = 11,942.44/x
  3. Step 3: Cross multiply
    38,237.20x = 57,357.48 × 11,942.44
  4. Step 4: Simplify right side
    38,237.20x = 684,988,263.45
  5. Step 5: Solve for x
    x = 684,988,263.45/38,237.20
  6. Step 6: Final answer
    x = 17,914.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.